• Title/Summary/Keyword: exterior power

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The Mechanics of the Victorian Dramatic Monologue and Its Theoretical Implications for the Novel

  • Kim, Donguk
    • Journal of English Language & Literature
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    • v.56 no.3
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    • pp.519-541
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    • 2010
  • A number of recent Victorian studies have participated in a renewed focus on form. E. Warwick Slinn and Monique R. Morgan, for instance, have contributed to enhancing our understanding of the Victorian dramatic monologue. This paper aims to expand what they have addressed by revisiting the mechanics of the dramatic form as a form, in particular addressing two types of dramatic monologue represented with supreme adroitness by Robert Browning and Alfred, Lord Tennyson, both of whom successfully attempted to widen our epistemology through a large act of the poetic imagination and great intellectual power. To this end, this paper lays particular attention to the role of the reader who is regarded as a key element of the dramatic aspect of the genre. In the dramatic monologue proper, real readers are actively brought into dialogic relation with the speaker or the poet, or both, whereby it seeks to represent an act of play among the poet, the speaker, and the reader. What the genre achieves in this fashion is twofold. For one thing, it pushes itself sufficiently to the very centre of the complex of apparently various narrative motives that animate the genre; for another, it honours the world of multiple viewpoints more than any other previous form of literature, all the more so as readers' views vary across their own time, space, and socio-cultural contexts. Incidentally, in one way and another, the dramatic monologue is of kinship with a Jamesian type of fiction, which is noted for its exterior impersonality. So this paper concludes by suggesting some theoretical implications that the dramatic genre assumes for, not only the naturalist novel, but also the (post-)modernist one.

Heat Sink of LED Lights Using Engineering Plastics (엔지니어링 플라스틱의 LED조명 방열판 적용)

  • Cho, Young-Tae
    • Journal of the Korean Society of Manufacturing Process Engineers
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    • v.12 no.4
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    • pp.61-68
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    • 2013
  • As an advance study for the development of a heat sink for special purpose high power illumination, an investigation was made to find feasibility for the application of copper plated EP to a heat sink of small LED light of less than 10W installed in commercial product. In this study, the plated heat sink with EP copper was fabricated for the conventional LED light. It was used actually for finding heat radiation property and effectiveness of the heat sink accompanied with measurement of luminous intensity. The heat is radiated by transfer and dissipation only through the copper plated surface due to extremely low heat conductivity of EP in case of EP heat sink; however the total area of the plate plays the function of heat transfer as well as heat radiation in case of the aluminum heat sink. It seems that the volume difference of heat radiating material is so big that the temperature $P_1$ is 9.0~12.3% higher in 3W and 42.7~54.0% higher in case of 6W volume difference of heat radiating material is so big that the temperature $P_1$ is 9.0~12.3% higher in 3W and 42.7~54.0% higher in case of 6W even though heat transfer rate of copper is approximately 1.9 times higher than that of aluminum. It was thought that this is useful to utilize for heat sink for low power LED light with the low heating rate. Also, the illumination could be greatly influenced by the surrounding temperature of the place where it is installed. Therefore, it seems that the illumination installation environment must be taken into consideration when selecting illumination. Further study was expected on order to aims at development of an exterior surface itself made into heat radiation plate by application of this technology in future.

The Development of Automatic Grease Lubricator Driven by Gear Mechanism with Controlled Operating Time (주유시간 조절이 가능한 기어 메커니즘 구동방식의 자동그리스주유기 개발)

  • Wang, Duck-Hyun;Lee, Kyu-Young;Lee, Sang-Hoon
    • Journal of the Korean Society for Precision Engineering
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    • v.23 no.2 s.179
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    • pp.199-206
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    • 2006
  • Automatic grease lubricator is equipment that provides adequate amount of fresh grease constantly to the shaft and the bearings of machines. It minimizes the friction heat and reduces the friction loss of machines to the least. This research is to develop automatic grease lubricator by gear driven mechanism with controlled operation time. The ultimate design of this equipment is to lubricate an adequate amount of grease by a simple switch clicking according to the advanced set cycle. The backlash of the gear was minimized to increase the output power. To increase the power of gear mechanism, the binding frequency and the thickness of the coil were changed. To control the rotating cycles of the main shaft according to its set numbers, different resistance and chips were used to design the circuit to controls electrical signals with pulse. The body of the lubricator was analyzed by stress analysis with different constructed angle. The stress analysis for differing loading pressures applied to the exterior body of grease lubricator due to the setup angle, was found that the maximum stress was distributed over the outlet part where the grease lubricator suddenly narrowed contracts. Digital mock-up was analyzed and the rapid prototyping(RP) trial products were tested with PCB circuit and grease. The evaluation of the outlet capacity for RP trial products was conducted, because the friction caused by the outlet on the wall surface was an important factor in the operation of the equipment. Finally, the finishing process was applied to decrease the roughness of the surface to a comparable level and was able to test the performance examination for the product.

Power System Development of Unmanned Aerial Vehicle using Proton Exchange Membrane Fuel Cell (고분자 전해질 연료전지를 이용한 무인비행체 동력시스템 설계)

  • Jee, Yeong-Kwang;Sohn, Young-Jun;Park, Gu-Gon;Kim, Chang-Soo;Choi, Yu-Song;Cho, Sung-Baek
    • Transactions of the Korean hydrogen and new energy society
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    • v.23 no.3
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    • pp.250-255
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    • 2012
  • In this paper, the development and performance analysis of a fuel cell-powered unmanned aerial vehicle is described. A fuel cell system featuring 1 kW proton exchange membrane fuel cell combined with a highly pressurized fuel supply system is proposed. For the higher fuel consumption efficiency and simplification of overall system, dead-end type operation is chosen and each individual system such as purge system, fuel supply system, cooling system is developed. Considering that fluctuation of exterior load makes it hard to stabilize fuel cell performance, the power management system is designed using a fuel cell and lithium-ion battery hybrid system. After integration of individual system, the performance of unmanned aerial vehicle is analyzed using data from flight and laboratory test. In the result, overall system was properly operated but for more duration of flight, research on weight lighting and improvement of fuel efficiency is needed to be progressed.

Fatigue Life Prediction for the Skin Structures of Aircraft Sensor Pod Under Acoustic Load with Mean Stress (평균 응력을 고려한 음향 하중을 받는 항공기 센서 포드 외피 구조의 내구 수명 분석)

  • Min-Hyeok Jeon;Yeon-Ju Kim;Hyun-Jun Cho;Mi-Yeon Lee;In-Gul Kim;Hansol Lee;Jae Myung Cho;Jong In Bae;Ki-Young Park
    • Journal of the Korea Institute of Military Science and Technology
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    • v.26 no.1
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    • pp.1-9
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    • 2023
  • The skin structure of sensor pod mounted on the exterior of aircraft can be exposed to the acoustic dynamic load and static load such as aerodynamic pressure and inertial load during flight. Fatigue life prediction of structural model under acoustic load should be performed and also differential stiffness of model modified by static load should be considered. The acoustic noise test spectrum of MIL-STD-810G was applied to the structural model and the stress response power spectral density (PSD) was calculated. The frequency response analysis was performed with or without prestress induced by inplane static load, and the response spectrum was compared. Time series data was generated using the calculated PSD, and the time and frequency domain fatigue life were predicted and compared. The variation of stress response spectrum due to static load and predicted fatigue life according to the different structural model considering mean stress were examined and decreasing fatigue life was observed in the model with prestress of compressive static load.

Homosexuality and Utopia: A Reading of Whitman's Calamus (동성애와 유토피아 -휘트먼의 『창포』를 중심으로)

  • Son, Hyesook
    • Journal of English Language & Literature
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    • v.58 no.1
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    • pp.43-67
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    • 2012
  • My essay aims at illustrating Whitman's homosexual vision of utopia with a close reading of his representative homosexual text, Calamus. His expansive self is based upon his intimate contact with the world and is almost always drawn to a wider vision of community in which different individuals share the locus of commonness and reach beyond their empirical boundaries. While foregrounding the contingent and the singular, Whitman forges bonds with other people through a series of ecstatic moments that carry us into the public sphere and common interests. Contrary to the current Whitman studies, his homosexual text doesn't repress contingency in order to celebrate the universal, but fully develops the commensurability among diverse historical agents. Whitman knows well the social taboos and inhibitions at the time of national crisis and expansion, but keeps imagining the world where homosexuality plays a central and significant role in founding a democratic solidarity and achieving a desirable social structure. His ideal of America is not a deferred wish for the future, but a concrete vision that can be achieved here and now, realized by the spontaneous bonding and instant attraction among free men. Instead of interpreting history or suggesting practical alternatives, he keeps questioning the dominant ideologies and the given orders of social control, and suggests a free and open relationship among men where no exterior power or mediating other intervenes. His utopian vision is radical as well as ideal, in that it rejects the interventions of the power structure and its institutions and courageously inscribes his homosexuality in the process of writing about and reading his contemporary America. As a predecessor of a homosexual utopian vision of America, Whitman has inspired many later poets, showing a possibility of infusing a homosexual identity into a radical imaging of the nation and its future.

A Study on Performance Characteristics of Heat Pump System on Cooling Mode for Light-duty Commercial Electric Vehicles (EV 상용차용 히트펌프 시스템 냉방 운전 특성에 관한 연구)

  • Jeon, Hanbyeol;Kim, Jung-Il;Won, Hun-Joo;Lee, Ho-Seong
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.20 no.12
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    • pp.69-75
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    • 2019
  • The cooling performance of heat pump system for light-duty commercial electric vehicle was evaluated experimentally. The cooling performance characteristics of the heat pump for light-duty commercial electric vehicles were evaluated by varying the temperature, flow rate of chiller coolant, and electric compressor speed, under the exterior air temperature of 35 ℃ and interior air temperature of 25 ℃. Increasing the compressor speeds decreased the cooling system efficiency by 16.4 % on average with the cooling capacity increasing by 8.0 % on average and the compressor work increasing by 27% on average. To use waste heat from the coolant to chill power electronic components, such as the motor and inverter, a chiller was installed to transfer heat between the coolant and refrigerant. Increasing the temperature of the chiller coolant from 35 ℃ to 55 ℃ decreased the efficiency by 18.2 % on average due to higher condensing heat source. Increasing the coolant flow rate from 10 liter/min to 20 liter/min did not affect the cooling capacity of the system due to a similar total condensing heat transfer rate at the chiller and the exterior heat exchanger. In future works, heating performance will be investigated by varying the operating conditions to use the chiller's waste heat with an improvement of heating capacity.

A study on digital locking device design using detection distance 13.4mm of human body sensing type magnetic field coil (인체 감지형 자기장 코일의 감지거리 13.4mm를 이용한 디지털 잠금장치 설계에 관한 연구)

  • Lee, In-Sang;Song, Je-Ho;Bang, Jun-Ho;Lee, You-Yub
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.17 no.1
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    • pp.9-14
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    • 2016
  • This study evaluated a digital locking device design using detection distance of 13.4mm of a human body sensing type magnetic field coil. In contrast to digital locking devices that are used nowadays, the existing serial number entering buttons, lighting, number cover, corresponding pcb, exterior case, and data delivery cables have been deleted and are only composed of control ON/OFF power switches and emergency terminals. When the magnetic field coil substrates installed inside the inner case detects the electric resistance delivered from the opposite side of the 12mm interval exterior contacting the glass body part, the corresponding induced current flows. At this time, the magnetic field coil takes the role as a sensor when coil frequency of the circular coil is transformed. The magnetic coil as a sensor detects a change in the oscillation frequency output before and after the body is detected. This is then amplified to larger than 2,000%, transformed into digital signals, and delivered to exclusive software to compare and search for embedded data. The detection time followed by the touch area of the body standard to a $12.8{\emptyset}$ magnetic field coil was 30% contrast at 0.08sec and 80% contrast at 0.03sec, in which the detection distance was 13.4mm, showing the best level.

Properties of Non-cement Artificial Stone Utilizing the Waste Porcelain and Waste Glass (폐유리 및 폐자기를 활용한 무시멘트계 인조석재의 특성)

  • Kim, Tae-Hyun;Lee, Seung-Ho;Lee, Sang-Soo;Song, Ha-Young
    • Journal of the Korean Recycled Construction Resources Institute
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    • v.4 no.2
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    • pp.136-142
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    • 2016
  • As the rapid industrialization and modernization progress of the world it is becoming a fast-paced environment pollution. And, dust or environment pollution to solve reckless diggings of natural aggregate cause a serious problem. This study was used a Blast Furnace Slag and Combined Heat and Power Plant of Fly Ash as a cement substitute to reduce $CO_2$ emissions during cement production, this study intend to suggest it's result as basic data 'Properties of Artificial Stone interior or exterior materials type utilizing industrial by-product and waste resource' utilizing Waste Porcelain and Waste Glass. As a result, it was high strength that matrix added the Combined Heat and Power Plant of Fly Ash of addition ratio 40%. Also, pre-experiment was conduct as mixing ratio of waste glass, waste porcelain on the basis of the preceding experiment, proper mixing ratio was judged that proper of waste glass, waste porcelain was mixing ratio 60, 70 (%) of appeared surface aggregate ratio more than 45%.

The Study on the Formative Process of Soeumin Pharmacology -Focused on Gabobon and Sinchukbon- (소음인(少陰人) 약리(藥理)의 형성과정(形成過程) 관한 연구(硏究) -갑오본(甲午本)과 신축본(辛丑本)을 중심으로-)

  • Han, Kyung-Suk;Park, Seong-Sik
    • Journal of Sasang Constitutional Medicine
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    • v.18 no.2
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    • pp.15-24
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    • 2006
  • 1. Objectives This paper was written in order to understand the formative process of Soeumin pharmacology. 2. Methods Souemin pharmacology was analysed with pathology and new prescription in Gabobon(甲午本) and Sinchukbon(辛丑本) of ${\ulcorner}$Dongyi Suse Bowon${\Ircorner}$. 3. Results and Conclusions Soeumin is charactrized to much output of kidney and a little input of speen in sight of ingestive food(水穀). So deficiency of YangQi is a peculiarity of pathology and ascending-Qi is a basic pharmacology. The pharmacology in the exterior disease of Soeumin is built up to base on the old prescription of previous text in Gabobon. Ascending-Yang is the basic pharmacology of Sinchukbon and prescription is summarized to base on the Kyuji-tang. So new prescriptin of Chungoongkyuji-tang and Hwangkikyuji-tang is made by combine Kyuji-tang with Koongkihyangso-san and Bojoongikki-tang. The pharmacology in the interior disease of Soeumin is built up to devide to the weakness of Stomach-Qi, dyspepsia and invasion of cold-Qi. Descending Yin is the basic pharmacology of Sinchukbon and prescription is summarized to base on the Yijoong-tang. Sokunjoong-tang's pharmacology of abdominal pain is newly added and applided to Baekhaoyijoong-tang and Kwankyuboojayijoong-tang. The discourse of the symptoms and diseases at the Sasang Constitutional Medine is built up to base on the previous text in Gabobon and base on clinical experience in Sinchukbon. So clinical experience is the power of summarizing the pharmacology and escaping the previous pharmacology.

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